11022221100121 has 16 divisors (see below), whose sum is σ = 13746016637568. Its totient is φ = 8586227030400.

The previous prime is 11022221100113. The next prime is 11022221100181. The reversal of 11022221100121 is 12100112222011.

It is a cyclic number.

It is not a de Polignac number, because 11022221100121 - 2³ = 11022221100113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11022221100095 and 11022221100104.

It is not an unprimeable number, because it can be changed into a prime (11022221100181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20707860 + ... + 21233461.

It is an arithmetic number, because the mean of its divisors is an integer number (859126039848).

Almost surely, 2^{11022221100121} is an apocalyptic number.

11022221100121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11022221100121 is a deficient number, since it is larger than the sum of its proper divisors (2723795537447).

11022221100121 is a wasteful number, since it uses less digits than its factorization.

11022221100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41944752.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11022221100121 its reverse (12100112222011), we get a palindrome (23122333322132).

The spelling of 11022221100121 in words is "eleven trillion, twenty-two billion, two hundred twenty-one million, one hundred thousand, one hundred twenty-one".